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MapSurvey of the rocks in the Potomac River above Georgetown known as the "Three Sisters" : showing the surveys of Wm. Deakins and John Threlkeld, pattented to J. Hoy & Wm. D. ... Cadastral map. "Jan. 18th 1893." Black, brown, and red inks. Brittle, torn, and missing sections along edges. Includes note. On verso in ink: 3 Sisters. Available also through the Library of Congress Web site as a raster image. Phillips. Washington 777 Vault DCP
- Contributor: Brewer, H. W. (Henry W.)
- Date: 1893-01-01
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MapCopy from actual survey of the 3 Sisters : [Potomac River, Washington D.C.] Cadastral map. Pen-and-ink. Watermark: Crown Imperial linen (with coat-of-arms). Soiled and missing small sections along edges. Available also through the Library of Congress Web site as a raster image. Phillips. Washington 777 Vault DCP
- Contributor: Brewer, H. W. (Henry W.)
- Date: 1893-01-01